* {
  margin: 0;
  padding: 0;
  border: none;
}
.main {
  width: 700px;
  margin: 20px  auto;
}
.wrap {
  height: 400px;
  clear: both;
}
.left {
  width: 147px;
  height: 400px;
  float: left;
}
.content {
  float: right;
}
.content, .content iframe {
  width: 545px;
  height: 400px;
}
